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QQ
3 7 63 1515 0
Pin No.
Pin Name
167
168
169
170
171
172 to 176
D0 to D4
TE
L 13942296513
www
.
http://www.xiaoyu163.com
I/O
XTAL
I
33.8688 MHz clock signal input terminal
VSS
—
Ground terminal (digital system)
XTL2
O
System clock output terminal (33.8688 MHz)
XTL1
I
System clock input terminal (33.8688 MHz)
VDD
—
Power supply terminal (+3.3V) (digital system)
I/O
Two-way data bus with the mechanism controller
x
ao
y
i
http://www.xiaoyu163.com
8
Q Q
3
6 7
1 3
u163
.
HCD-SR1/SR2/SR3
2 9
9 4
2 8
Description
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9
43
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